EP1263154A2 - Dispositif pare-feu optique - Google Patents

Dispositif pare-feu optique Download PDF

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Publication number
EP1263154A2
EP1263154A2 EP01117979A EP01117979A EP1263154A2 EP 1263154 A2 EP1263154 A2 EP 1263154A2 EP 01117979 A EP01117979 A EP 01117979A EP 01117979 A EP01117979 A EP 01117979A EP 1263154 A2 EP1263154 A2 EP 1263154A2
Authority
EP
European Patent Office
Prior art keywords
network node
connections
optical network
wdm
optical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP01117979A
Other languages
German (de)
English (en)
Inventor
Richard Lauder
Ross Halgren
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Redfern Broadband Networks Inc
Original Assignee
Redfern Broadband Networks Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Redfern Broadband Networks Inc filed Critical Redfern Broadband Networks Inc
Publication of EP1263154A2 publication Critical patent/EP1263154A2/fr
Withdrawn legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/506—Multiwavelength transmitters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/80—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water
    • H04B10/85—Protection from unauthorised access, e.g. eavesdrop protection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q11/0067—Provisions for optical access or distribution networks, e.g. Gigabit Ethernet Passive Optical Network (GE-PON), ATM-based Passive Optical Network (A-PON), PON-Ring
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0007—Construction
    • H04Q2011/0009—Construction using wavelength filters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0037—Operation
    • H04Q2011/0049—Crosstalk reduction; Noise; Power budget

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Security & Cryptography (AREA)
  • Optical Communication System (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
EP01117979A 2001-06-01 2001-07-24 Dispositif pare-feu optique Withdrawn EP1263154A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/872,361 US20020181047A1 (en) 2001-06-01 2001-06-01 Optical firewall
US872361 2001-06-01

Publications (1)

Publication Number Publication Date
EP1263154A2 true EP1263154A2 (fr) 2002-12-04

Family

ID=25359427

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01117979A Withdrawn EP1263154A2 (fr) 2001-06-01 2001-07-24 Dispositif pare-feu optique

Country Status (3)

Country Link
US (1) US20020181047A1 (fr)
EP (1) EP1263154A2 (fr)
WO (1) WO2002098037A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007128649A1 (fr) * 2006-05-04 2007-11-15 Genexis B.V. Procédé de fonctionnement d'un système de communication et système de communication pour mettre en oeuvre un tel procédé

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8050561B2 (en) * 2006-08-11 2011-11-01 Futurewei Technologies, Inc. Asymmetrical PON with multiple return channels
US8355316B1 (en) 2009-12-16 2013-01-15 Sprint Communications Company L.P. End-to-end network monitoring
US7751392B1 (en) * 2007-01-05 2010-07-06 Sprint Communications Company L.P. Customer link diversity monitoring
US7904533B1 (en) 2006-10-21 2011-03-08 Sprint Communications Company L.P. Integrated network and customer database
US8289878B1 (en) 2007-05-09 2012-10-16 Sprint Communications Company L.P. Virtual link mapping
US7830816B1 (en) 2007-08-13 2010-11-09 Sprint Communications Company L.P. Network access and quality of service troubleshooting
US7831709B1 (en) 2008-02-24 2010-11-09 Sprint Communications Company L.P. Flexible grouping for port analysis
US7904553B1 (en) 2008-11-18 2011-03-08 Sprint Communications Company L.P. Translating network data into customer availability
US8301762B1 (en) 2009-06-08 2012-10-30 Sprint Communications Company L.P. Service grouping for network reporting
US8458323B1 (en) 2009-08-24 2013-06-04 Sprint Communications Company L.P. Associating problem tickets based on an integrated network and customer database
US8644146B1 (en) 2010-08-02 2014-02-04 Sprint Communications Company L.P. Enabling user defined network change leveraging as-built data
US9305029B1 (en) 2011-11-25 2016-04-05 Sprint Communications Company L.P. Inventory centric knowledge management
US9641438B2 (en) * 2011-12-15 2017-05-02 Level 3 Communications, Llc Apparatus, system, and method for asymmetrical and dynamic routing
US10402765B1 (en) 2015-02-17 2019-09-03 Sprint Communications Company L.P. Analysis for network management using customer provided information

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3654383B2 (ja) * 1995-12-07 2005-06-02 Ｋｄｄｉ株式会社 光アド／ドロップ多重素子
US5606439A (en) * 1996-04-10 1997-02-25 Macro-Vision Technology , Inc. Tunable add/drop optical filter
JP3013799B2 (ja) * 1997-01-28 2000-02-28 日本電気株式会社 波長多重光伝送用送信装置と受信装置
US6021233A (en) * 1998-02-12 2000-02-01 Ciena Corporation WDM ring transmission system having reduced adjacent channel cross-talk
US6243175B1 (en) * 1998-08-06 2001-06-05 Ciena Corporation WDM optical communication system having reduced loss and cross-talk
CA2289320A1 (fr) * 1998-12-10 2000-06-10 Nortel Networks Corporation Integration de filtres adm optiques
US6559988B1 (en) * 1999-12-16 2003-05-06 Lucent Technologies Inc. Optical wavelength add/drop multiplexer for dual signal transmission rates
TW463474B (en) * 2000-04-29 2001-11-11 Browave Corp Structure of bi-direction wavelength optical module
US6243177B1 (en) * 2000-10-03 2001-06-05 Seneca Networks, Inc. Bidirectional WDM optical communication system with bidirectional add-drop multiplexing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007128649A1 (fr) * 2006-05-04 2007-11-15 Genexis B.V. Procédé de fonctionnement d'un système de communication et système de communication pour mettre en oeuvre un tel procédé

Also Published As

Publication number Publication date
US20020181047A1 (en) 2002-12-05
WO2002098037A1 (fr) 2002-12-05

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